https://pokemondb.net/pokebase/292961/what-is-a-good-moveset-for-naganadel?show=292973#a292973
It should be Timid Nature, not Nature: Timid. The EVs should be seperated by slashes. Also "HP Ice" should probably be "Hidden Power [Ice]".
https://pokemondb.net/pokebase/292961/what-is-a-good-moveset-for-naganadel?show=293743#a293743
It's King's Rock not Kings Rock. It should be Timid Nature, not Nature: Timid. The EVs should be "252 SpA / 4 SpD / 252 Spe". The moves are separate from the moveset.
https://pokemondb.net/pokebase/292961/what-is-a-good-moveset-for-naganadel?show=293311#a293311
It should be Modest Nature, not Nature: Modest (seriously how many of these are there). Moves are separate from the moveset.
https://pokemondb.net/pokebase/292961/what-is-a-good-moveset-for-naganadel?show=293719#a293719
Lacks lots of spaces, the whole nature thing again, moves separate from the moveset.
https://pokemondb.net/pokebase/292961/what-is-a-good-moveset-for-naganadel?show=294194#a294194
The EVs should be "252 SpA / 4 SpD / 252 Spe". The nature AGAIN. Also the bullet dot thingies. I've been neglecting to mention that.
https://pokemondb.net/pokebase/292961/what-is-a-good-moveset-for-naganadel?show=298093#a298093
Firium Z is misspelled, it's not Trait, it's Ability, the EVs for the umpteenth time, the nature again, moves separate from the moveset.
https://pokemondb.net/pokebase/292961/what-is-a-good-moveset-for-naganadel?show=300078#a300078
The EVs, the nature, moves separate from the moveset.
https://pokemondb.net/pokebase/292961/what-is-a-good-moveset-for-naganadel?show=305927#a305927
Lots of edits neccecary to make THIS Showdown!-importable.
https://pokemondb.net/pokebase/292961/what-is-a-good-moveset-for-naganadel?show=305960#a305960
EVs and Nature, moves separate from the moveset, I think things are out of order a bit.